Query selector: fix a bug with pressing Tab on empty line am: 889d9a924c am: 3e3da6975e
Query selector: fix a bug with pressing Tab on empty line am: 889d9a924c am: 3e3da6975e

Original change: https://android-review.googlesource.com/c/platform/external/perfetto/+/1904170

Change-Id: I3ef224f2bdf0f953659b2590e220c31349e01dd3

google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto